—David there a dictionary and some books on your desk. Please put them away.—OK. Mum. I’

问题补充：

—David, there a dictionary and some books on your desk. Please put them away.

—OK. Mum. I’ll do it right away.

A. is

B. are

C. has

D. have

答案：

(答案→)A. is

B. are

C. has

D. have

解析：本题考查there be句型的就近原则。There be后面接并列名词时，谓语动词 be 应与最邻近的名词在数上保持一致, 首先排除C、D项。又因为句中的名词为单数a dictionary，由此可排除B项。故选A。